package cn.toma.common.config;

import org.springframework.context.annotation.Bean;
import org.springframework.context.annotation.Configuration;
import org.springframework.scheduling.annotation.AsyncConfigurerSupport;
import org.springframework.scheduling.concurrent.ThreadPoolTaskExecutor;

import java.util.concurrent.Executor;
import java.util.concurrent.ThreadPoolExecutor;

@Configuration
public class AsyncExecutorPoolConfig extends AsyncConfigurerSupport
{
	@Bean
	public Executor taskExecutor()
	{
		ThreadPoolTaskExecutor executor = new ThreadPoolTaskExecutor();

		executor.setCorePoolSize(5);
		executor.setMaxPoolSize(20);
		executor.setQueueCapacity(100);
		executor.setKeepAliveSeconds(30);
		executor.setThreadNamePrefix("asyncTaskExecutor-");

		executor.setRejectedExecutionHandler(new ThreadPoolExecutor.CallerRunsPolicy());
		return executor;
	}
}